package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

/**
    执行DQL语句SELECT语句
 */
public class JDBCDemo4 {
    public static void main(String[] args) {

        try(Connection connection = DBUtil.getConnection();) {
            Statement statement = connection.createStatement();
            String sql = "SELECT id,name,salary,title " +
                         "FROM teacher";
            ResultSet resultSet = statement.executeQuery(sql);
            while(resultSet.next()){
                int id = resultSet.getInt("id");
                String name = resultSet.getString("name");
                int salary = resultSet.getInt("salary");
                String title = resultSet.getString("title");
                System.out.println(id+" "+name+" "+salary+" "+title);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }






    }
}
